Amaryllis was a cargo ship built in 1945 at Burrard Dry Dock in Vancouver, British Columbia, Canada. She was 441.6 feet (134.6 m) long and measured 7,147 gross register tons. Originally named Cromwell Park, she was built for the government of Canada to be used in World War II. In 1946 she was sold to Canadian Transportation Co. Ltd. which renamed her the Harmac Vancouver. In 1948, she was sold to Greek shipowner Kydoniefs, renamed the Amaryllis and registered in Panama. In 1965, she ran aground during Hurricane Betsy off the coast of Florida and was later sunk offshore as an artificial reef at 26°47′17″N 80°00′58″W / 26.78806°N 80.01611°W.